Simpson 0.275 x 6" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw PACK:50 Pk The CS18-R features a G90

The CS18-R features a G90 zinc galvanized coating

controlled torque

Install With: (4) 5/8 in

The thin kerf body minimizes material removal and requires less cutting power

Simpson 0.275 x 6" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw PACK:50 Pk The CS18-R features a G90Simpson Strong Drive SDWH TIMBER HEX Stainless Steel Screw 0. 275" x 6" is a heavy duty structural fastener engineered as a direct replacement for traditional lag screws in wood framing applications. Built from Type 316 stainless steel, this hex head screw delivers superior corrosion resistance, making it the right choice for outdoor, coastal, and chemically exposed environments where standard carbon steel fasteners would degrade over time. Designed